[asterisk-bugs] [JIRA] (ASTERISK-21414) Recording with MixMonitor consumes more G.729 licenses than expected on a single call

[Rusty Newton (JIRA)]

    [ https://issues.asterisk.org/jira/browse/ASTERISK-21414?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=205283#comment-205283 ] 

Rusty Newton commented on ASTERISK-21414:
-----------------------------------------

http://kb.digium.com/articles/FAQ/G-729-explanation-of-encoders-decoders may help those who need to understand this better as well.
                
> Recording with MixMonitor consumes more G.729 licenses than expected on a single call
> -------------------------------------------------------------------------------------
>
>                 Key: ASTERISK-21414
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-21414
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>          Components: Codecs/General
>    Affects Versions: 11.3.0
>            Reporter: TSAREGORODTSEV Yury
>            Severity: Critical
>
> Hello,
> exten => _00.,1,Set(file=/records/${EXTEN}.wav)
> exten => _00.,2,MixMonitor(${file},b)
> exten => _00.,3,Dial(IAX2/speex_provider/${EXTEN:3})
> exten => _00.,4,StopMixMonitor
> exten => _00.,5,Hangup()
> Call originating by SIP in G.729 and terminating by IAX2 in speex.
> If Mixmonitor turned on 1 encoder and 3 decoders licenses in use.
> If no MixMonitor just 1 encoder/1 decoder.

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